News tagged with chromosomes

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How an RNA gene silences a whole chromosome

Researchers at Caltech have discovered how an abundant class of RNA genes, called long non-coding RNAs (lncRNAs, pronounced link RNAs) can regulate key genes. By studying an important lncRNA, called Xist, the scientists identified ...

dateApr 27, 2015 in Biotechnology
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Single cells seen in unprecedented detail

Researchers have developed a large-scale sequencing technique called Genome and Transcriptome Sequencing (G&T-seq) that reveals, simultaneously, the unique genome sequence of a single cell and the activity of genes within ...

dateApr 27, 2015 in Biotechnology
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Scientists unveil sex-linked control of genes

Many proteins interact with an RNA molecule called Xist to coat and silence one X chromosome in every female cell. Learning how genes are targeted and silenced may help researchers studying sex-specific diseases.

dateApr 03, 2015 in Biotechnology
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Scientists find DNA is packaged like a yoyo

To pack two meters of DNA into a microscopic cell, the string of genetic information must be wound extremely carefully into chromosomes. Surprisingly the DNA's sequence causes it to be coiled and uncoiled much like a yoyo, ...

dateMar 16, 2015 in Cell & Microbiology
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